Toward multistandard mobile terminals-fully integrated receivers requirements and architectures

M Brandolini, P Rossi, D Manstretta… - IEEE Transactions on …, 2005 - ieeexplore.ieee.org
In the recent past, there has been an evolution in wireless communications toward
multifunctions and multistandard mobile terminals. Reducing the number of external …

Inter-carrier bandwidth control for mitigating IQ imbalance

C Park, L Sundström, J Svensson - US Patent 8,798,177, 2014 - Google Patents
BACKGROUND In order to achieve higher peak data rates in future wireless networks,
simultaneous transmission and reception of mul tiple carriers, referred to as carrier …

High dynamic range RF frontends from multiband multistandard to cognitive radio

S Heinen, R Wunderlich - 2011 Semiconductor Conference …, 2011 - ieeexplore.ieee.org
This paper will review the RF front end requirements of mobile communication systems. The
key challenges for multiband multistandard operation will be derived and discussed. It will …

Integrated multi-band RF transceiver design for multi-standard applications using 130​ nm CMOS technology

M Mansour, A Zekry, MK Ali, H Shawkey - Microelectronics Journal, 2021 - Elsevier
This paper presents high efficiency, high integration, and wideband low-IF radio frequency
transceiver for multi-standard applications using 130​ nm CMOS technology. The proposed …

Equalization of third-order intermodulation products in wideband direct conversion receivers

EA Keehr, A Hajimiri - IEEE Journal of Solid-State Circuits, 2008 - ieeexplore.ieee.org
This paper reports a SAW-less direct-conversion receiver which utilizes a mixed-signal
feedforward path to regenerate and adaptively cancel IM3 products, thus accomplishing …

A fully integrated 0.18-/spl mu/m CMOS direct conversion receiver front-end with on-chip LO for UMTS

F Gatta, D Manstretta, P Rossi… - IEEE Journal of Solid …, 2004 - ieeexplore.ieee.org
This paper presents a 0.18-/spl mu/m CMOS direct-conversion IC realized for the Universal
Mobile Telecommunication System (UMTS). The chip comprises a variable gain low-noise …

Systems and methods for cancelling interferers in a receiver

A Balankutty, P Kinget - US Patent 8,594,603, 2013 - Google Patents
BACKGROUND With recent technology Scaling, the Supply Voltages on which circuits
operate has continued to drop and Supply Volt ages of 0.5-0.7 volts are foreseen for future …

Universal depinning force fluctuations of an elastic line: Application to finite temperature behavior

D Vandembroucq, R Skoe, S Roux - … Review E—Statistical, Nonlinear, and Soft …, 2004 - APS
The depinning of an elastic line in a random medium is studied via an extremal model. The
latter gives access to the instantaneous depinning force for each successive conformation of …

3G radio

S Atkinson, P Birk, S Ho, Z Zvonar… - US Patent …, 2007 - Google Patents
BACKGROUND There are an emerging number of standards for cellular communication. For
example, the European GSM system Works in transmission bands knoWn as GSM 850 …

[BOOK][B] Mikrowellentechnik

H Heuermann - 2023 - Springer
Mikrowellentechnik Page 1 Mikrowellentechnik Holger Heuermann Feldsimulation,
nichtlineare Schaltungstechnik, Komponenten und Subsysteme, Plasmatechnik, Antennen …